Home / 115,867,126.65-173,773,747.51-43,118,168.16

Finding the Fourth Proportional to 115,867,126.65, 173,773,747.51 and 43,118,168.16

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Solution

The fourth proportional to 115,867,126.65, 173,773,747.51 and 43,118,168.16 is: 64,667,226.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,867,126.65 : 173,773,747.51 = 43,118,168.16 : x
  2. Step 2: Convert to fraction form
    115,867,126.65/173,773,747.51 = 43,118,168.16/x
  3. Step 3: Cross multiply
    115,867,126.65x = 173,773,747.51 × 43,118,168.16
  4. Step 4: Simplify right side
    115,867,126.65x = 7,492,805,667,473,417
  5. Step 5: Solve for x
    x = 7,492,805,667,473,417/115,867,126.65
  6. Step 6: Final answer
    x = 64,667,226.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.